30 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
(centrilobular emphysema ... edema #Diagnosis ... #Radiology #Pulmonary ... #HRCT #ChestCT ... #Upper #Lower #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
These include: - Emphysema ... on the basis of HRCT ... Diagnosis #Radiology #Pulmonary ... Differential #Diagram #Comparison ... #SignetRing #RadiologyAssistant
Lung Ultrasound: Cardiogenic Pulmonary Edema vs ARDS
Cardiogenic Pulmonary Edema:
 • Smooth pleural line
 • AIS >
Edema vs ARDS ... Edema: • Smooth ... sliding • Lung consolidation ... Posterior lung consolidations ... #edema #comparison
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High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
peripheral areas of consolidation ... glass opacity and consolidation ... Clinical #Radiology #HRCT ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
Diffuse consolidation ... cause of diffuse consolidation ... is pulmonary edema ... #CXR #Diffuse #Consolidation ... #Differential #RadiologyAssistant
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
and cardiogenic pulmonary ... edema. ... Diagnosis #Radiology #Pulmonary ... #HRCT #ChestCT ... Central #Peripheral #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Centrilobular emphysema ... Clinical #Radiology #HRCT ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Centrilobular emphysema ... Clinical #Radiology #HRCT ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Sarcoidosis end-stage: consolidation ... Clinical #Radiology #HRCT ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
and other non-pulmonary ... Pulmonary hemorrhage ... Pumonary cardiogenic ... edema - filling ... #Causes #RadiologyAssistant